/Engine/Source/Runtime/Engine/Public/WorldPartition/RuntimeSpatialHash/RuntimeSpatialHashGridHelper.h
Runs a function on all cells.
void ForEachCells ( [TFunctionRef](API\Runtime\Core\GenericPlatform\TFunctionRef)< void(const [FSquare2DGridHelper::FGridLevel::FGridCell](API\Runtime\Engine\WorldPartition\RuntimeSpatialHash\FSquare2DGridHelper\FGridLevel\FGridCell) &)> InOperation ) const